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Nexperia USA Inc. PMEG2020AEA,115
- Part No.:
- PMEG2020AEA,115
- Manufacturer:
- Nexperia USA Inc.
- Category:
- Single Diodes
- Package:
- SC-76, SOD-323
- Datasheet:
-
PMEG2020AEA,115.pdf
- Description:
- DIODE SCHOTTKY 20V 2A SOD323
- Quantity:
- Payment:
- Shipping:
Inventory:16,634
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Product details
Overview
PMEG2020AEA from Nexperia is a 20 V, 2 A planar MEGA Schottky barrier rectifier in SOD323 (SC-76) package, featuring an integrated guard ring for stress protection and optimized for low-voltage, high-efficiency DC/DC conversion. Its typical forward voltage of 450 mV at 2 A enables reduced conduction loss in compact power rails, especially in automotive and portable electronics where thermal and space constraints are critical.
For engineers reviewing the PMEG2020AEA datasheet, PMEG2020AEA pinout, PMEG2020AEA application, or PMEG2020AEA equivalent, key selection criteria include its AEC-Q101 qualification, 450–525 mV VF at 2 A, 210 K/W Rth(j-sp), 9 A IFSM surge rating, and SOD323 footprint compatibility with high-density PCB layouts.
Technical Context
This Schottky diode uses a planar MEGA structure with an integrated guard ring to suppress edge breakdown and improve reliability under repetitive electrical stress. Its low VF stems from optimized metal-semiconductor interface design and thin epitaxial layer control, enabling stable operation up to 150 °C junction temperature.
Thermal performance is defined by Rth(j-sp) = 90 K/W (cathode tab) and Rth(j-a) = 210 K/W on FR4 PCB - critical for predicting junction rise in pulsed-load applications like synchronous rectification and reverse polarity protection circuits where ambient airflow is limited.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Reverse Voltage (VR) | 20 V - defines maximum blocking capability in low-voltage rail clamping or reverse-battery protection without avalanche breakdown. |
| Forward Current (IF) | 2 A continuous - supports sustained load current in compact DC/DC converters without derating below 55 °C board temperature. |
| Forward Voltage (VF) | 450–525 mV @ 2 A - directly reduces conduction loss to ≤1.05 W, lowering thermal load in space-constrained designs. |
| Reverse Current (IR) | 50–200 µA @ 20 V - ensures minimal leakage in battery-powered standby modes, preserving energy over long idle periods. |
| Diode Capacitance (Cd) | 55–70 pF @ 5 V - limits switching noise and EMI in high-frequency (>1 MHz) buck converter outputs and snubberless topologies. |
| Peak Surge Current (IFSM) | 9 A @ 8 ms - withstands inrush and fault transients in automotive 12 V systems without permanent degradation. |
| Junction Temperature (Tj) | 150 °C max - enables operation in under-hood automotive environments and sealed industrial enclosures without active cooling. |
Pinout & Package
Encapsulated in a SOD323 (SC-76) surface-mount plastic package measuring 1.7 mm × 1.25 mm × 0.95 mm with 1.3 mm lead pitch, this diode uses a standard FR4-compatible footprint per Nexperia's reflow soldering guidelines (Fig. 6).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 (K) | Cathode | Connected to higher-potential node in reverse polarity protection; serves as primary heat path via cathode tab (Rth(j-sp) = 90 K/W). |
| 2 (A) | Anode | Connected to lower-potential node (e.g., ground or return path); carries full forward current with minimal parasitic inductance due to short internal bond. |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q101 qualified | Validated for automotive-grade reliability including temperature cycling, HTRB, and ESD testing - suitable for infotainment, ADAS sensors, and body control modules. |
| Integrated guard ring | Suppresses edge electric field concentration, increasing VR consistency and long-term stability under repeated transient stress. |
| Very low VF (450 mV typ.) | Reduces forward power dissipation by >30% vs. comparable 2 A Schottkys - extends battery life in portable medical and IoT devices. |
| SOD323 footprint | Enables <1.8 mm² board area usage - ideal for wearables, TWS earbuds, and ultra-thin power management IC co-location. |
Applications
| Automotive Reverse Polarity Protection | USB-C Power Path Management |
|---|---|
|
Use Scenario: Prevents damage when 12 V battery is connected backward in vehicle accessory ports or ECU power inputs. IC Role / Device Role / Timing Role: Unidirectional blocking element placed in series with main power rail; no timing or control function. Use Value: Withstands 9 A surge during jump-start events and maintains <200 µA leakage at -40 °C, ensuring cold-cranking reliability. |
Use Scenario: Isolates VBUS paths between upstream host and downstream device in dual-role USB-C ports. IC Role / Device Role / Timing Role: Passive OR-ing diode enabling automatic source/sink handover without controller intervention. Use Value: 450 mV VF minimizes voltage drop across 3 A nominal loads, preserving PD negotiation margin and reducing thermal pad requirements. |
| Low-Power DC/DC Converter Output Rectification | IoT Sensor Node Battery Protection |
|
Use Scenario: Replaces synchronous MOSFET in cost-sensitive 3.3 V/1 A buck converter for industrial sensors. IC Role / Device Role / Timing Role: Freewheeling path during high-side switch off-time; operates at converter switching frequency. Use Value: 70 pF capacitance limits ringing and EMI emissions, easing EMC certification for Class B equipment. |
Use Scenario: Blocks reverse current from Li-ion cell into discharged backup supercapacitor during deep sleep mode. IC Role / Device Role / Timing Role: Standby isolation component; zero bias during >99% of operational cycle. Use Value: 50 µA max IR at 20 V ensures <1 µA average leakage over 10-year shelf life, preserving charge retention. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar Schottky rectifier applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| RB050M-30 | Higher VF (550 mV typ. @ 2 A), same 20 V VR, larger SOD-123 package (2.5 × 1.3 mm). | Limited suitability for ultra-compact layouts; better thermal mass for higher ambient but lower power density. | Select when board-level thermal resistance exceeds 250 K/W and space allows ≥2.5 mm length. |
| SS22 | Lower IF rating (2 A avg. but only 6 A IFSM), VF = 500 mV typ., non-AEC-Q101, DO-214AC package. | Not qualified for automotive use; unsuitable for under-hood or safety-critical functions. | Acceptable for consumer-grade AC/DC adapters or non-automotive industrial controls where qualification is not mandated. |
Compared with RB050M-30 and SS22, PMEG2020AEA delivers superior power density (1.8 mm² vs. ≥3.2 mm²), lowest VF among AEC-Q101 20 V Schottkys, and optimized thermal path for cathode-limited PCB layouts - making it the preferred choice for next-gen automotive ECUs and miniaturized battery systems.
Availability
PMEG2020AEA is available at Aetrix Electronics and suitable for automotive reverse polarity protection, USB-C power path management, and low-power DC/DC converter output rectification requiring stable component supply across production lifecycles.
Supply support for PMEG2020AEA includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Nexperia is a global semiconductor expert focused on high-volume, high-reliability discrete and logic devices, with leadership in automotive-qualified components and advanced packaging technologies.
The MEGA Schottky series targets space- and efficiency-constrained power management in automotive and portable electronics, emphasizing low VF, robust surge handling, and AEC-Q101 compliance without trade-offs in size or thermal performance.
FAQ
Is PMEG2020AEA suitable for synchronous rectification replacement?
No - PMEG2020AEA is a passive Schottky rectifier, not a synchronous rectifier IC or driver. It replaces conventional diodes in freewheeling or OR-ing roles but lacks gate drive, timing control, or MOSFET integration. For true synchronous rectification, discrete MOSFETs with external controllers or dedicated SR controllers (e.g., NCP4307) are required.
What is the recommended PCB layout for optimal thermal performance?
Maximize copper area connected to the cathode (Pin 1) using ≥1 cm² of 1 oz. FR4 copper, as specified in Nexperia's Rth(j-sp) test condition. Avoid thermal vias under the anode (Pin 2). Use the exact reflow footprint from Figure 6 (sod323_fr), with 0.5 mm solder lands and 0.6 mm solder resist openings for both terminals.
Does the 20 V VR rating allow use in 24 V automotive systems?
No - VR = 20 V is the absolute maximum reverse voltage; it must not be exceeded. In 24 V automotive systems, transients can exceed 30 V (per ISO 7637-2 Pulse 1/2/5a), so a minimum 40 V VR-rated diode (e.g., PMEG3020CP) is required for reliable operation and margin.
How does the guard ring affect long-term reliability in humid environments?
The integrated guard ring mitigates surface leakage and edge-initiated corrosion under bias in high-humidity conditions by reducing electric field crowding at the silicon periphery. This improves long-term parameter stability in unsealed automotive cabin modules and outdoor IoT enclosures per AEC-Q101 humidity testing requirements.
PMEG2020AEA,115 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Nexperia USA Inc.
- Series:
- -
- Package/Case:
- SC-76, SOD-323
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Technology:
- Schottky
- Voltage - DC Reverse (Vr) (Max):
- 20 V
- Current - Average Rectified (Io):
- 2A
- Voltage - Forward (Vf) (Max) @ If:
- 525 mV @ 2 A
- Speed:
- Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr):
- -
- Current - Reverse Leakage @ Vr:
- 200 µA @ 20 V
- Capacitance @ Vr, F:
- 70pF @ 5V, 1MHz
- Grade:
- Automotive
- Qualification:
- AEC-Q101
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- SOD-323
- Operating Temperature - Junction:
- -65°C ~ 150°C
PMEG2020AEA,115 FAQ
1.How can I place an order for PMEG2020AEA,115 through Aetrix?
Please submit a Request for Quotation (RFQ) for PMEG2020AEA,115 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for PMEG2020AEA,115 reliable?
The price and inventory of PMEG2020AEA,115 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for PMEG2020AEA,115 is usually 5 days.
3.What payment methods are accepted for PMEG2020AEA,115?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for PMEG2020AEA,115 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for PMEG2020AEA,115?
PMEG2020AEA,115 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your PMEG2020AEA,115 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for PMEG2020AEA,115?
For technical support, including PMEG2020AEA,115 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your PMEG2020AEA,115 requirements.
6.How does Aetrix verify that PMEG2020AEA,115 is sourced from the original manufacturer or authorized distributors?
All PMEG2020AEA,115 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that PMEG2020AEA,115 meets industry standards.
7.What is the process for return or replacement of PMEG2020AEA,115?
All PMEG2020AEA,115 units undergo pre-shipment inspection (PSI). If there is an issue with PMEG2020AEA,115, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The PMEG2020AEA,115 part is unused and in its original packaging.
Return procedure for PMEG2020AEA,115:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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